Real Helix DNA RTSP and SETUP Request Handler Vulnerabilities
Severity: MEDIUM
CVE Identifier: CVE-2009-2534
Advisory Date: FEB 15, 2011
DESCRIPTION
RealNetworks Helix Server and Helix Mobile Server before 13.0.0 allow remote attackers to cause a denial of service (daemon crash) via an RTSP SETUP request that (1) specifies the / URI or (2) lacks a / character in the URI.
TREND MICRO PROTECTION INFORMATION
Trend Micro Deep Security shields networks through Deep Packet Inspection (DPI) rules. Trend Micro customers using OfficeScan with Intrusion Defense Firewall (IDF) plugin are also protected from attacks using these vulnerabilities. Please refer to the filter number and filter name when applying appropriate DPI and/or IDF rules.
SOLUTION
Trend Micro Deep Security DPI Rule Number: 1003632
Trend Micro Deep Security DPI Rule Name: 1003632 - Detected Too Many Malicious Outbound RealNetworks Helix Server RTSP Requests
AFFECTED SOFTWARE AND VERSION
- realnetworks helix_server 11.0
- realnetworks helix_server 12.0.0
- realnetworks helix_server 12.0.1
- realnetworks helix_server_mobile 11.0
- realnetworks helix_server_mobile 12.0.0